* {
	margin:0;
	padding:0;
	list-style:none;
}
html{
	background-color:gainsboro;
}
#main{
	width:900px;
	height:400px;
	margin:auto;
	margin-top:110px;
	background-image: url(image/login3.png);
	text-align: center;
	padding-top:70px;
	border-radius: 15px; 
}
.input{
	display: block;
	margin:auto;
	border-radius:3px;border:1px solid #3C4B67;
	height:35px;
	width:200px;
}
#log{
	text-align: center;
	padding-top:5px;
	background-color:#3C4B67;
	
}
#log:hover{
	background-color:#243B62;
}
